package com.example.springboottest1;

import org.springframework.boot.CommandLineRunner;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.Arrays;

@Configuration
public class CommandLineRunnerConfig {
    @Bean
    public CommandLineRunner commandLineRunner(ApplicationContext ctx){
        return args->{
            System.out.println("SpringBoot注册的所有Beans:");

            String[] beanNames=ctx.getBeanDefinitionNames();
            Arrays.sort(beanNames);
            for (String beanName:beanNames){
                System.out.println(beanName);
            }
        };
    }
}
